What is the output of Time Warner? (Where does it plug in the back of=20 the TV, and what do you tune the TV to?) Does The Time Warner have=20 S-Video, Composite (Yellow, White, Red) jacks, or what? There are=20 "Modulators" that input Composite or S-Video and output RF on a set-able=20 channel compatible with TV input like an Antenna. On 3/17/2011 5:46 PM, PICdude wrote: > Would it not be possible to use a TV tuner to convert the RF signal > for one channel to video/audio signals, then re-RF-modulate that back > to one channel (say ch 3), and do the same with the other signal on a > different channel (say ch 4), then combine? > > Cheers, > -Neil. > > > > Quoting Bob Blick: > > =20 >> I've only used channel combiners that allow you to push channel 3 in so >> you could mix VCR output into cable/OTA signal. But no frequency >> shifting was going on. >> >> Best regards, >> >> Bob >> >> =20 > > =20 --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .